Home / 852,008.52-1,175,775.72-470,035.20

Finding the Fourth Proportional to 852,008.52, 1,175,775.72 and 470,035.20

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Solution

The fourth proportional to 852,008.52, 1,175,775.72 and 470,035.20 is: 648,650.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,008.52 : 1,175,775.72 = 470,035.20 : x
  2. Step 2: Convert to fraction form
    852,008.52/1,175,775.72 = 470,035.20/x
  3. Step 3: Cross multiply
    852,008.52x = 1,175,775.72 × 470,035.20
  4. Step 4: Simplify right side
    852,008.52x = 552,655,975,705.34
  5. Step 5: Solve for x
    x = 552,655,975,705.34/852,008.52
  6. Step 6: Final answer
    x = 648,650.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.